light Light is the fastest moving energy. It is also the fastest traveling thing in the universe. A rainbow is formed when sunlight passes through rainbow. That's why you see a rainbow after it rains sometimes. If You pass light through a triangular piece of glass called a prism, light will split up into different colours, just like a rainbow.
Light is the fastest moving energy. It is also the fastest traveling thing in the universe. A rainbow is formed when sunlight passes through rainbow. That's why you see a rainbow after it rains sometimes. If You pass light through a triangular piece of glass called a prism, light will split up into different colours, just like a rainbow.